CN209955006U

CN209955006U - Tungsten carbide particle wire saw

Info

Publication number: CN209955006U
Application number: CN201920045815.XU
Authority: CN
Inventors: 闻立昌
Original assignee: HANGZHOU XIAOSHAN CHANGYU METAL MACHINERY CO Ltd
Current assignee: HANGZHOU XIAOSHAN CHANGYU METAL MACHINERY CO Ltd
Priority date: 2019-01-11
Filing date: 2019-01-11
Publication date: 2020-01-17
Anticipated expiration: 2029-01-11

Abstract

The utility model relates to a tungsten carbide granule rope saw, including the saw body that wire rope spiral woven, the outward appearance sintering tungsten carbide of the saw body, tungsten carbide is the full outward appearance sintering of the saw body, the both ends fixed connection part of the saw body. Tungsten carbide is sintered on the outer surface of the saw body woven by the steel wire rope to form a hard alloy surface, so that the wear resistance and the heat resistance are good, the abrasion is small during high-speed cutting, and the situation of fragmentation does not exist; the tungsten carbide is sintered on the whole surface, so that no missing part exists, and the phenomenon that the part is worn in advance to influence the use of the wire saw due to the fact that the part is exposed locally is avoided.

Description

Tungsten carbide particle wire saw

Technical Field

The utility model relates to a saw especially relates to a tungsten carbide granule rope saw.

Background

The rope saw is a cutting and dismantling tool for mines, rough materials, arc plates, large stone materials, thick concrete, irregular concrete reinforcing steel bars, bridge roads and the like.

Most of the traditional wire saws are formed by directly weaving steel wire ropes, and in the using process, because most of cutting objects are materials with higher hardness and higher rigidity, the abrasion to the steel wire ropes is particularly serious in the cutting process, the service life of the wire saws is short, and then, the diamond is arranged on the outer surfaces of the steel wire ropes.

However, the wire saw moves at a high speed in the cutting process, a large amount of heat and cutting powder are generated in the cutting process, when different materials are cut, the service life of the diamond is influenced by the speed of feed, the feed speed is low, the diamond blade is easily abraded, the feed speed is high, the vibration of the saw blade is easily caused, and the diamond is cracked.

Disclosure of Invention

The utility model provides a tungsten carbide granule rope saw at wire rope outward appearance sintering tungsten carbide, replaces the diamond with tungsten carbide for the higher removal speed of rope saw adaptation and feed rate improve the heat resistance and the wearability of rope saw.

The utility model discloses a concrete technical scheme does: a tungsten carbide particle rope saw comprises a saw body formed by spirally weaving a steel wire rope, tungsten carbide is sintered on the outer surface of the saw body, the tungsten carbide is sintered on the whole outer surface of the saw body, and connecting parts are fixed at two ends of the saw body.

Tungsten carbide is sintered on the outer surface of the saw body woven by the steel wire rope to form a hard alloy surface, so that the wear resistance and the heat resistance are good, the abrasion is small during high-speed cutting, and the situation of fragmentation does not exist; the tungsten carbide is sintered on the whole surface, so that no missing part exists, and the phenomenon that the part is worn in advance to influence the use of the wire saw due to the fact that the part is exposed locally is avoided.

Preferably, the saw body is provided with a framework in the center, and the steel wire rope is spirally wound on the outer surface of the framework. The framework is arranged at the center of the saw body and is generally made of steel, so that the steel wire rope has an attached base body in the spiral winding and weaving process, the steel wire rope is prevented from being split at the turning position of the wire saw, and if the wire saw moves linearly in a reciprocating manner, the framework can be used as a pulling-up main body, and the tensile force is improved.

Preferably, the cross section of the framework is circular, or the cross section of the framework is oval, the steel wire rope is wound on the outer surface of the framework, and the wound shape is similar to the shape of the framework. The skeleton is circular, and then the appearance after wire rope winding is woven is circular, and the skeleton is oval, and then the appearance after wire rope winding is woven is oval, and the saw body is oval, and then its cross-sectional shape has the width that changes, is difficult to press from both sides the saw in the cutting.

Preferably, a cone is arranged at the central part of the end part of the saw body, and a thread is arranged on the outer conical surface of the cone. The centrum is arranged at the center of the end part of the saw body, so that the end part of the saw body is conical, the connecting part is stable after being connected, and the axial direction can not be loosened.

Preferably, the connecting part comprises a hoop sleeve, connecting pieces extend from the hoop sleeve, the connecting pieces are two, the two connecting pieces are opposite, the end parts of the two connecting pieces are relatively attached and fixed into a whole, and assembling holes are formed in the connecting pieces.

Preferably, the hoop sleeve is of a circumferential closed structure, the interior of the hoop sleeve is provided with connecting holes with two through ends, and the connecting holes are in a conical shape. The hoop sleeve is of a circumferential closed structure, deformation is small, the inner conical connecting hole and the end part of the saw body are hooped, and axial displacement is small.

Preferably, the tungsten carbide has a threaded appearance after sintering.

The utility model has the advantages that: tungsten carbide is sintered on the outer surface of the saw body woven by the steel wire rope to form a hard alloy surface, so that the wear resistance and the heat resistance are good, the abrasion is small during high-speed cutting, and the situation of fragmentation does not exist; the tungsten carbide is sintered on the whole surface, so that no missing part exists, and the phenomenon that the part is worn in advance to influence the use of the wire saw due to the fact that the part is exposed locally is avoided.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of an end connection of the present invention;

FIG. 3 is a cross-sectional view of a saw body according to the present invention;

in the figure: 1. the device comprises a connecting part, 2, a connecting sheet, 3, a hoop, 4, a saw body, 5, a connecting hole, 6, a cone, 7, a framework, 8, a steel wire rope, 9 and tungsten carbide.

Detailed Description

The invention will be further described with reference to specific embodiments and with reference to the accompanying drawings.

Example 1:

as shown in figure 1, the tungsten carbide particle rope saw comprises a saw body 4 formed by spirally weaving a steel wire rope 8, tungsten carbide 9 sintered on the outer surface of the saw body, wherein the tungsten carbide is sintered on the whole outer surface of the saw body, and connecting parts 1 are fixed at two ends of the saw body.

The steel wire rope is wound and woven in three spiral shapes. The connecting part comprises a hoop sleeve 3, a connecting sheet 2 extends from the hoop sleeve, the hoop sleeve and the connecting sheet are of an integrated structure, the hoop sleeve is of a circular structure with a circumferential sealing function, the connecting sheet is flat, the connecting sheets are two, the two connecting sheets are opposite, the end parts of the two connecting sheets are relatively attached and fixed into a whole, and the connecting sheet is provided with an assembling hole. The interior of the hoop sleeve is provided with a connecting hole 5 with two through ends, the end part of the saw body is inserted into the connecting hole of the hoop sleeve, and the end part of the saw body is embraced by the hoop sleeve.

Example 2:

as shown in figure 2, the tungsten carbide particle rope saw is characterized in that a framework 7 is arranged in the center of a saw body, and 3 steel wire ropes are spirally wound on the outer surface of the framework. The cross section of the framework is circular, the end part of the framework is provided with an external thread, the external thread end of the framework is connected with a cone body 6, the small-diameter end of the cone body is provided with an internal screw hole, and the small-diameter end of the cone body is screwed at the end part of the external thread of the framework. The conical surface of the outer surface of the cone body is provided with a thread-shaped groove which is of a three-head structure, and the steel wire rope is clamped into the groove when spirally wound and woven. The connecting hole of the hoop sleeve of the connecting part is in a conical shape, and the conical shape of the connecting hole is matched with the external conical shape of the cone body. The rest of the structure is referred to example 1.

The hoop sleeve of the connecting part is firstly sleeved on the framework, then the two ends of the framework are screwed on the centrum, then the steel wire rope is wound and woven outside the framework, then the connecting part is moved and fixed towards the end part of the saw body, and finally tungsten carbide is sintered on the outer surface of the saw body.

Example 3:

as shown in fig. 3, a tungsten carbide particle wire saw is different from example 2 in that: the skeleton is oval, and wire rope twines the skeleton outward appearance, and the shape after the winding is similar with the shape of skeleton. The end part of the framework is connected with a vertebral body, and the section of the vertebral body is elliptical. The ellipse of the vertebral body is coaxial with the ellipse of the skeleton, the long axis is in the same plane, and the short axis is in the same plane. The rest of the structure is referred to example 2.

The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and equivalent transformation of doing above embodiment the utility model discloses technical scheme's protection scope.

Claims

1. The tungsten carbide particle rope saw is characterized by comprising a saw body formed by spirally weaving a steel wire rope, tungsten carbide is sintered on the outer surface of the saw body, the tungsten carbide is sintered on the whole outer surface of the saw body, and connecting parts are fixed at two ends of the saw body.

2. The tungsten carbide particle wire saw as claimed in claim 1, wherein the saw body has a skeleton at the center, and the wire rope is spirally wound on the outside of the skeleton.

3. The tungsten carbide particle wire saw as claimed in claim 2, wherein the cross section of the skeleton is circular or elliptical, the wire rope is wound around the outside of the skeleton, and the wound shape is similar to the skeleton.

4. The wire saw of claim 1, 2 or 3, wherein a cone is disposed at the center of the end of the saw body, and a thread is disposed on the outer conical surface of the cone.

5. The rope saw of claim 1, 2 or 3, wherein the connecting member comprises a hoop, the hoop extends with two connecting pieces, the two connecting pieces are opposite, the ends of the two connecting pieces are opposite and fixed together, and the connecting pieces are provided with assembling holes.

6. The rope saw of claim 5, wherein the hoop is a circumferentially closed structure, and the interior of the hoop is provided with connecting holes with two ends through, and the connecting holes are conical.

7. A tungsten carbide particle wire saw as claimed in claim 1, 2 or 3 wherein the sintered tungsten carbide has a threaded appearance.